(19)

(11)

EP 2 238 416 A1

(12)

(43) Date of publication: 13.10.2010 Bulletin 2010/41 (21) Application number: 09705314.4 (22) Date of filing: 30.01.2009

(51) International Patent Classification (IPC):  G01F 1/66(2006.01) H03L 7/099(2006.01) (86) International application number: PCT/NL2009/050043 (87) International publication number: WO 2009/096787 (06.08.2009 Gazette 2009/32)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 01.02.2008 EP 08101210 (71) Applicant: Stichting Voor De Technische Wetenschappen 3502 GA Utrecht (NL)	(72) Inventors: MAKINWA, Kofi Afolabi Anthony NL-2622DD Delft (NL) VAN VROONHOVEN, Caspar Petrus Laurentius NL-2611 AS Delft (NL) (74) Representative: van Westenbrugge, Andries  Nederlandsch Octrooibureau J.W. Frisolaan 13 2517 JS Den Haag 2517 JS Den Haag (NL)